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require 'geocoder/lookups/base'
require 'geocoder/results/geoip2'
module Geocoder
module Lookup
class Geoip2 < Base
attr_reader :gem_name
def initialize
unless configuration[:file].nil?
begin
@gem_name = configuration[:lib] || 'maxminddb'
require @gem_name
rescue LoadError
raise "Could not load Maxmind DB dependency. To use the GeoIP2 lookup you must add the #{@gem_name} gem to your Gemfile or have it installed in your system."
end
@mmdb = db_class.new(configuration[:file].to_s)
end
super
end
def name
'GeoIP2'
end
def required_api_key_parts
[]
end
private
def db_class
gem_name == 'hive_geoip2' ? Hive::GeoIP2 : MaxMindDB
end
def results(query)
return [] unless configuration[:file]
if @mmdb.respond_to?(:local_ip_alias) && !configuration[:local_ip_alias].nil?
@mmdb.local_ip_alias = configuration[:local_ip_alias]
end
result = @mmdb.lookup(query.to_s)
result.nil? ? [] : [result]
end
end
end
end
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